1cabdff1aSopenharmony_ci/* 2cabdff1aSopenharmony_ci * Copyright (C) 2013 Xiaolei Yu <dreifachstein@gmail.com> 3cabdff1aSopenharmony_ci * 4cabdff1aSopenharmony_ci * This file is part of FFmpeg. 5cabdff1aSopenharmony_ci * 6cabdff1aSopenharmony_ci * FFmpeg is free software; you can redistribute it and/or 7cabdff1aSopenharmony_ci * modify it under the terms of the GNU Lesser General Public 8cabdff1aSopenharmony_ci * License as published by the Free Software Foundation; either 9cabdff1aSopenharmony_ci * version 2.1 of the License, or (at your option) any later version. 10cabdff1aSopenharmony_ci * 11cabdff1aSopenharmony_ci * FFmpeg is distributed in the hope that it will be useful, 12cabdff1aSopenharmony_ci * but WITHOUT ANY WARRANTY; without even the implied warranty of 13cabdff1aSopenharmony_ci * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14cabdff1aSopenharmony_ci * Lesser General Public License for more details. 15cabdff1aSopenharmony_ci * 16cabdff1aSopenharmony_ci * You should have received a copy of the GNU Lesser General Public 17cabdff1aSopenharmony_ci * License along with FFmpeg; if not, write to the Free Software 18cabdff1aSopenharmony_ci * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 19cabdff1aSopenharmony_ci */ 20cabdff1aSopenharmony_ci 21cabdff1aSopenharmony_ci#include "config.h" 22cabdff1aSopenharmony_ci#if HAVE_AS_DN_DIRECTIVE 23cabdff1aSopenharmony_ci#include "rgb2yuv_neon_common.S" 24cabdff1aSopenharmony_ci 25cabdff1aSopenharmony_ci/* downsampled R16G16B16 x8 */ 26cabdff1aSopenharmony_cialias_qw r16x8, q7 27cabdff1aSopenharmony_cialias_qw g16x8, q8 28cabdff1aSopenharmony_cialias_qw b16x8, q9 29cabdff1aSopenharmony_ci 30cabdff1aSopenharmony_cialias n16x16_l, q11 31cabdff1aSopenharmony_cialias n16x16_h, q12 32cabdff1aSopenharmony_ci 33cabdff1aSopenharmony_cialias y16x16_l, q13 34cabdff1aSopenharmony_cialias y16x16_h, q14 35cabdff1aSopenharmony_ci 36cabdff1aSopenharmony_cialias_qw y8x16, q15 37cabdff1aSopenharmony_ci 38cabdff1aSopenharmony_ci.macro init src 39cabdff1aSopenharmony_ci vld3.i32 {q13_l, q14_l, q15_l}, [\src]! 40cabdff1aSopenharmony_ci vld3.i32 {q13_h[0], q14_h[0], q15_h[0]}, [\src] 41cabdff1aSopenharmony_ci vrshrn.i32 CO_R, q13, #7 42cabdff1aSopenharmony_ci vrshrn.i32 CO_G, q14, #7 43cabdff1aSopenharmony_ci vrshrn.i32 CO_B, q15, #7 44cabdff1aSopenharmony_ci 45cabdff1aSopenharmony_ci vmov.u8 BIAS_Y, #16 46cabdff1aSopenharmony_ci vmov.u8 BIAS_U, #128 47cabdff1aSopenharmony_ci.endm 48cabdff1aSopenharmony_ci 49cabdff1aSopenharmony_ci 50cabdff1aSopenharmony_ci.macro compute_y_16x1_step action, s8x16, coeff 51cabdff1aSopenharmony_ci vmovl.u8 n16x16_l, \s8x16\()_l 52cabdff1aSopenharmony_ci vmovl.u8 n16x16_h, \s8x16\()_h 53cabdff1aSopenharmony_ci 54cabdff1aSopenharmony_ci \action y16x16_l, n16x16_l, \coeff 55cabdff1aSopenharmony_ci \action y16x16_h, n16x16_h, \coeff 56cabdff1aSopenharmony_ci.endm 57cabdff1aSopenharmony_ci 58cabdff1aSopenharmony_ci.macro compute_y_16x1 59cabdff1aSopenharmony_ci compute_y_16x1_step vmul, r8x16, CO_RY 60cabdff1aSopenharmony_ci compute_y_16x1_step vmla, g8x16, CO_GY 61cabdff1aSopenharmony_ci compute_y_16x1_step vmla, b8x16, CO_BY 62cabdff1aSopenharmony_ci 63cabdff1aSopenharmony_ci vrshrn.i16 y8x16_l, y16x16_l, #8 64cabdff1aSopenharmony_ci vrshrn.i16 y8x16_h, y16x16_h, #8 65cabdff1aSopenharmony_ci 66cabdff1aSopenharmony_ci vadd.u8 y8x16, y8x16, BIAS_Y 67cabdff1aSopenharmony_ci.endm 68cabdff1aSopenharmony_ci 69cabdff1aSopenharmony_cialias c16x8, q15 70cabdff1aSopenharmony_cialias_qw c8x8x2, q10 71cabdff1aSopenharmony_ci 72cabdff1aSopenharmony_ci 73cabdff1aSopenharmony_ci.macro compute_chroma_8x1 c, C 74cabdff1aSopenharmony_ci vmul c16x8, r16x8, CO_R\C 75cabdff1aSopenharmony_ci vmla c16x8, g16x8, CO_G\C 76cabdff1aSopenharmony_ci vmla c16x8, b16x8, CO_B\C 77cabdff1aSopenharmony_ci 78cabdff1aSopenharmony_ci vrshrn.i16 \c\()8x8, c16x8, #8 79cabdff1aSopenharmony_ci vadd.u8 \c\()8x8, \c\()8x8, BIAS_\C 80cabdff1aSopenharmony_ci.endm 81cabdff1aSopenharmony_ci 82cabdff1aSopenharmony_ci loop_420sp rgbx, nv12, init, kernel_420_16x2, 16 83cabdff1aSopenharmony_ci#endif 84